COX, R. A. HEIRS

Oil · District 8A · Lease #66469

Operator: COLLINS & WARE, INC.

Cum Oil

109k BBL

Cum Gas

28k MCF

casinghead

Wells

2

Production

1993-01 — 2003-09

Peak Month

1994-05

Production History

Cum Oil: 108,501 BBL Cum Gas: 27,572 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,776 BBL/mo

Di (annual)

31.7%

b-factor

0.6

EUR

133,045 BBL

R-squared

0.938

type

hyperbolic

Operator History (from monthly production reports)

2000-07 — 2005-07 APACHE CORPORATION 61 mo
1996-07 — 2000-06 COLLINS & WARE, INC. 48 mo
1993-01 — 1996-06 AMERADA HESS CORPORATION 42 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1DAMERADA HESS CORPORATION312,5001992-03-10
1APACHE CORPORATION112,5001989-11-17